/*
* INSANE - Interactive Structural Analysis Environment
*
* Copyright (C) 2003-2005
* Universidade Federal de Minas Gerais
* Escola de Engenharia
* Departamento de Engenharia de Estruturas
* 
* Author's email :    insane@dees.ufmg.br
* Author's website :  http://www.dees.ufmg.br/insane
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
* 
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package br.ufmg.dees.insane.ui.rich.prep.view.command;

import javax.swing.JInternalFrame;
import javax.swing.JOptionPane;

import br.ufmg.dees.insane.commons.command.Command;
import br.ufmg.dees.insane.commons.view.DrawingArea;
import br.ufmg.dees.insane.model.geo.halfEdgeDataStructure.Vertex;
import br.ufmg.dees.insane.model.prep.GeoPrepModel;
import br.ufmg.dees.insane.model.prep.HalfEdgePrepModel;
import br.ufmg.dees.insane.ui.rich.prep.controller.PrepControllerHE;
import br.ufmg.dees.insane.ui.rich.prep.view.InterfacePrep;
import br.ufmg.dees.insane.ui.rich.prep.view.TextAreaPanel;
import br.ufmg.dees.insane.util.IPoint3d;

/**
 * A command to add points using the mouse to enter its coords.
 * @author Ferreira, Reginaldo & Pitangueira, Roque
 * @since November, 2006
 */
public class AddPointDialogCommand implements Command, Cloneable {
    
    private InterfacePrep parent;
    private PrepControllerHE controller;
    private DrawingArea da;
    private HalfEdgePrepModel modelHE;
    private IPoint3d p3d;
    private TextAreaPanel DesktopTextArea;
    private Vertex newVertex;
	
//  ****************************************************************************
	
    /** Constructor method. */
    public AddPointDialogCommand(JInternalFrame par)
    {
        this.parent = (InterfacePrep)par;
        this.controller = (PrepControllerHE)this.parent.getView().getController();
        this.da = this.parent.getView().getDrawingArea();
        this.modelHE = ((GeoPrepModel)this.parent.getModel()).getDataStructure();
        this.DesktopTextArea = this.parent.getDesktopFrame().getDesktopTextArea();
    }
    
//  ****************************************************************************
  
	/** The execute method.<br>
	* It adds points using the mouse to enter its coords.
	*/
    public void execute()
    {
		if (!controller.contains(p3d))
		{
            OpEulerMVFS op = new OpEulerMVFS(this.modelHE, p3d);
            op.execute();
            newVertex = op.getNewVertex();
    		controller.add(newVertex);
    		//controller.add(op.getNewFace());
    		controller.compose();
    		controller.getModel().update();
			da.repaint();
			parent.getDesktopFrame().addToUndo((Command)this.clone());
	        String coords = "( " + p3d.x + " , " + p3d.y + " , " + p3d.z + " )";
	        DesktopTextArea.addText("A point was added at:  " + coords +"   " + modelHE.toString());
		}
		else
		{
			String msg = "This point already exists in the model.";
			DesktopTextArea.addText(msg);
			JOptionPane.showMessageDialog(null, msg,
					"Alert Message", JOptionPane.INFORMATION_MESSAGE);			
		}
    }  
    
//  ****************************************************************************
	
	/** The undo method. */
    public void undo()
    {
    	controller.remove(newVertex);
    }
    
//  ****************************************************************************
	
	/** The redo method. */
    public void redo()
    {
    	controller.add(newVertex);
    }
    
//  ****************************************************************************
	
	/** The clone method. */
   public Object clone() {
        return null;
    }

//  ****************************************************************************	
	/** Sets the point 3d. */	
	public void setP3d(IPoint3d p3d) {
		this.p3d = p3d;
	}

//  ****************************************************************************

}

